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itkVnlFFTComplexConjugateToRealImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkVnlFFTComplexConjugateToRealImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-01-27 19:30:16 $
00007   Version:   $Revision: 1.13 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkVnlFFTComplexConjugateToRealImageFilter_h
00018 #define __itkVnlFFTComplexConjugateToRealImageFilter_h
00019 #include "itkFFTComplexConjugateToRealImageFilter.h"
00020 
00021 namespace itk
00022 {
00023 
00028 template <class TPixel, unsigned int VDimension = 3>
00029 class VnlFFTComplexConjugateToRealImageFilter :
00030     public FFTComplexConjugateToRealImageFilter<TPixel,VDimension>
00031 {
00032 public:
00034   typedef Image< std::complex<TPixel>,VDimension> TInputImageType;
00035   typedef Image<TPixel,VDimension>                TOutputImageType;
00036 
00037   typedef VnlFFTComplexConjugateToRealImageFilter                 Self;
00038   typedef FFTComplexConjugateToRealImageFilter<TPixel,VDimension> Superclass;
00039   typedef SmartPointer<Self>                                      Pointer;
00040   typedef SmartPointer<const Self>                                ConstPointer;
00041 
00043   itkNewMacro(Self);
00044 
00046   itkTypeMacro(VnlFFTComplexConjugateToRealImageFilter,
00047                FFTComplexConjugateToRealImageFilter);
00048 
00050   typedef TInputImageType              ImageType;
00051   typedef typename ImageType::SizeType ImageSizeType;
00052 
00053   //
00054   // these should be defined in every FFT filter class
00055   virtual void GenerateData();  // generates output from input
00056   virtual bool FullMatrix();
00057 
00058 #ifdef ITK_USE_CONCEPT_CHECKING
00059 
00060   itkConceptMacro(PixelUnsignedIntDivisionOperatorsCheck,
00061     (Concept::DivisionOperators<TPixel, unsigned int>));
00062 
00064 #endif
00065 
00066 protected:
00067   VnlFFTComplexConjugateToRealImageFilter()  { }
00068   virtual ~VnlFFTComplexConjugateToRealImageFilter(){ }
00069 
00070 private:
00071   inline std::complex<TPixel> myConj(const std::complex<TPixel>& __z)
00072     {
00073     return std::complex<TPixel>(__z.real(), -__z.imag());
00074     }
00075   VnlFFTComplexConjugateToRealImageFilter(const Self&); //purposely not implemented
00076   void operator=(const Self&); //purposely not implemented
00077 };
00078 
00079 }
00080 
00081 #ifndef ITK_MANUAL_INSTANTIATION
00082 #include "itkVnlFFTComplexConjugateToRealImageFilter.txx"
00083 #endif
00084 
00085 #endif
00086 

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